Function IOOpen

io.go:310–324

IOOpen opens the io library. Usually passed to Require.

(l *State)

// IOOpen opens the io library. Usually passed to Require.
func IOOpen(l *State) int {
	NewLibrary(l, ioLibrary)

	NewMetaTable(l, fileHandle)
	l.PushValue(-1)
	l.SetField(-2, "__index")
	SetFunctions(l, fileHandleMethods, 0)
	l.Pop(1)

	registerStdFile(l, os.Stdin, input, "stdin")
	registerStdFile(l, os.Stdout, output, "stdout")
	registerStdFile(l, os.Stderr, "", "stderr")

	return 1
}